X-Git-Url: https://codewiz.org/gitweb?p=monkeysphere.git;a=blobdiff_plain;f=tests%2Fbasic;h=9844454543b53d42f525e150ec5587b123c421af;hp=83d69209d4265423d5c53048feed1fab56e51698;hb=65e8a49c924eac3c46c93cb4bb9be9c739a58983;hpb=e836e3d6f26d1c2bd03d70a4b37a6cce26ebb69f diff --git a/tests/basic b/tests/basic index 83d6920..9844454 100755 --- a/tests/basic +++ b/tests/basic @@ -2,53 +2,104 @@ # Tests to ensure that the monkeysphere is working -# Author: Daniel Kahn Gillmor -# Date: 2008-09-13 13:40:15-0400 +# Authors: +# Daniel Kahn Gillmor +# Jameson Rollins +# Micah Anderson +# +# Copyright: 2008-2009 +# License: GPL v3 or later -# these tests might be best run under fakeroot, particularly the -# "server-side" tests. Using fakeroot, they should be able to be run -# as a non-privileged user. +# these tests should all be able to run as a non-privileged user. -# NOTE: these tests have *not* themselves been tested yet -# (2008-09-13). Please exercise with caution! - -# fail on fail +# all subcommands in this script should complete without failure: set -e +# piped commands should return the code of the first non-zero return +set -o pipefail + +# make sure the TESTDIR is an absolute path, not a relative one. +export TESTDIR=$(cd $(dirname "$0") && pwd) + +source "$TESTDIR"/common + +## make sure that the right tools are installed to run the test. the +## test has *more* requirements than plain ol' monkeysphere: +which socat >/dev/null || { echo "You must have socat installed to run this test." ; exit 1; } + +## FIXME: other checks? -# these tests assume a commonly-trusted "Admin's key", a fake key -# permanently stored in ./home/admin/.gnupg: +###################################################################### +### FUNCTIONS + +# gpg command for test admin user gpgadmin() { - GNUPGHOME="$TESTDIR"/home/admin/.gnupg gpg "$@" + chmod 0700 "$TEMPDIR"/admin + GNUPGHOME="$TEMPDIR"/admin/.gnupg gpg "$@" } -# cleanup: -cleanup() { +# test ssh connection +# first argument is expected return code from ssh connection +ssh_test() { + umask 0077 - echo - read -p "press enter to cleanup and remove tmp:" + CODE=${1:-0} - echo "### stop sshd..." - kill "$SSHD_PID" + # start the ssh daemon on the socket + echo "##### starting ssh server..." + socat EXEC:"/usr/sbin/sshd -f ${SSHD_CONFIG} -i -D -e" "UNIX-LISTEN:${SOCKET}" 2> "$TEMPDIR"/sshd.log & + SSHD_PID="$!" + + # wait until the socket is created before continuing + while [ ! -S "$SOCKET" ] ; do + sleep 1 + done + + set +e - echo "### removing temp dir..." - rm -rf "$TEMPDIR" + # make a client connection to the socket + echo "##### starting ssh client..." + ssh-agent bash -c \ + "monkeysphere subkey-to-ssh-agent && ssh -F $TEMPDIR/testuser/.ssh/config testhost true" + RETURN="$?" + + # kill the sshd process if it's still running + kill "$SSHD_PID" + SSHD_PID= + + set -e + + echo "##### return $RETURN" + if [ "$RETURN" = "$CODE" ] ; then + echo "##### ssh connection test returned as desired" + return 0 + else + echo "##### ssh connection test failed. expected return code $CODE" + return 1 + fi } +SSHD_PID= + ## setup trap -trap cleanup EXIT +trap failed_cleanup EXIT + + +###################################################################### +### SETUP VARIABLES ## set up some variables to ensure that we're operating strictly in ## the tests, not system-wide: -export TESTDIR=$(pwd) +# set up temp dir + +# NOTE: /tmp can not be used as the temp dir here, since the +# permissions on /tmp are usually such that they will not pass the +# monkeysphere/ssh path permission checking. If you need to use a +# different location than the current source, please set $TMPDIR +# somewhere with tighter permissions. -# make temp dir -TEMPDIR="$TESTDIR"/tmp -if [ -e "$TEMPDIR" ] ; then - echo "tempdir '$TEMPDIR' already exists." - exit 1 -fi -mkdir "$TEMPDIR" +mkdir -p "$TESTDIR"/tmp +TEMPDIR=$(mktemp -d "${TMPDIR:-$TESTDIR/tmp}/monkeyspheretest.XXXXXXX") # Use the local copy of executables first, instead of system ones. # This should help us test without installing. @@ -56,83 +107,198 @@ export PATH="$TESTDIR"/../src:"$TESTDIR"/../src/keytrans:"$PATH" export MONKEYSPHERE_SYSDATADIR="$TEMPDIR" export MONKEYSPHERE_SYSCONFIGDIR="$TEMPDIR" -export MONKEYSPHERE_SYSSHAREDIR="$TESTDIR"/../src -export MONKEYSPHERE_MONKEYSPHERE_USER="$USER" +export MONKEYSPHERE_SYSSHAREDIR="$TESTDIR"/../src/share +export MONKEYSPHERE_MONKEYSPHERE_USER=$(whoami) export MONKEYSPHERE_CHECK_KEYSERVER=false +export MONKEYSPHERE_LOG_LEVEL=DEBUG +export MONKEYSPHERE_CORE_KEYLENGTH=1024 -SSHD_CONFIG="$TEMPDIR"/sshd_config +export SSHD_CONFIG="$TEMPDIR"/sshd_config export SOCKET="$TEMPDIR"/ssh-socket +# Make sure $DISPLAY is set to convince ssh and monkeysphere to fall +# back on $SSH_ASKPASS. Make sure it's not set to the current actual +# $DISPLAY (if one exists) because this test suite should not be doing +# *anything* with any running X11 session. +export DISPLAY=monkeys + + +###################################################################### +### CONFIGURE ENVIRONMENTS + +# copy in admin and testuser home to tmp +echo "##################################################" +echo "### configuring testuser home..." +cp -a "$TESTDIR"/home/testuser "$TEMPDIR"/ +# set up environment for testuser +export TESTHOME="$TEMPDIR"/testuser +export GNUPGHOME="$TESTHOME"/.gnupg +chmod 0700 "$GNUPGHOME" +export SSH_ASKPASS="$TESTHOME"/.ssh/askpass +export MONKEYSPHERE_HOME="$TESTHOME"/.monkeysphere +cat <> "$TESTHOME"/.ssh/config +UserKnownHostsFile $TESTHOME/.ssh/known_hosts +IdentityFile $TESTHOME/.ssh/no-such-identity +ProxyCommand $TESTHOME/.ssh/proxy-command %h %p $SOCKET +EOF +cat <> "$MONKEYSPHERE_HOME"/monkeysphere.conf +KNOWN_HOSTS=$TESTHOME/.ssh/known_hosts +EOF +get_gpg_prng_arg >> "$GNUPGHOME"/gpg.conf -### SERVER TESTS +echo "##################################################" +echo "### configuring admin home..." +cp -a "$TESTDIR"/home/admin "$TEMPDIR"/ -# setup monkeysphere temp gnupghome directories -mkdir -p -m 750 "$MONKEYSPHERE_SYSDATADIR"/gnupg-host -mkdir -p -m 700 "$MONKEYSPHERE_SYSDATADIR"/gnupg-authentication -cat < "$MONKEYSPHERE_SYSDATADIR"/gnupg-authentication/gpg.conf -primary-keyring ${MONKEYSPHERE_SYSDATADIR}/gnupg-authentication/pubring.gpg -keyring ${MONKEYSPHERE_SYSDATADIR}/gnupg-host/pubring.gpg +# set up sshd +echo "##################################################" +echo "### configuring sshd..." +cp "$TESTDIR"/etc/ssh/sshd_config "$SSHD_CONFIG" +# write the sshd_config +cat <> "$SSHD_CONFIG" +HostKey ${MONKEYSPHERE_SYSDATADIR}/ssh_host_rsa_key +AuthorizedKeysFile ${MONKEYSPHERE_SYSDATADIR}/authentication/authorized_keys/%u EOF -# create a new host key -echo "### generating server key..." -# add gpg.conf with quick-random -echo "quick-random" >> "$MONKEYSPHERE_SYSCONFIGDIR"/gnupg-host/gpg.conf -echo | monkeysphere-server gen-key --length 1024 --expire 0 testhost -# remove the gpg.conf -rm "$MONKEYSPHERE_SYSCONFIGDIR"/gnupg-host/gpg.conf -HOSTKEYID=$( monkeysphere-server show-key | tail -n1 | cut -f3 -d\ ) +###################################################################### +### SERVER HOST SETUP + +# import host key +echo "##################################################" +echo "### testing host key importing..." +ssh-keygen -b 1024 -t rsa -N '' -f "$TEMPDIR"/ssh_host_rsa_key +monkeysphere-host expert import-key testhost < "$TEMPDIR"/ssh_host_rsa_key -# certify it with the "Admin's Key". +# change host key expiration +echo "##################################################" +echo "### setting host key expiration..." +monkeysphere-host set-expire 1 +# FIXME: how do we check that the expiration has really been set? + +echo "##################################################" +echo "### getting host key fingerprint..." +HOSTKEYID=$( monkeysphere-host show-key | grep '^OpenPGP fingerprint: ' | cut -f3 -d\ ) +echo "$HOSTKEYID" + +# certify host key with the "Admin's Key". # (this would normally be done via keyservers) -echo "### certifying server key..." -monkeysphere-server gpg-authentication-cmd "--armor --export $HOSTKEYID" | gpgadmin --import +echo "##################################################" +echo "### certifying server host key..." +GNUPGHOME="$MONKEYSPHERE_SYSCONFIGDIR"/host gpg --armor --export "$HOSTKEYID" | gpgadmin --import echo y | gpgadmin --command-fd 0 --sign-key "$HOSTKEYID" +# FIXME: add revoker? + # FIXME: how can we test publish-key without flooding junk into the # keyservers? -# add admin as identity certifier for testhost -echo "### adding admin as certifier..." -echo y | monkeysphere-server add-identity-certifier "$TESTDIR"/home/admin/.gnupg/pubkey.gpg +# FIXME: should we run "diagnostics" here to test setup? -# initialize base sshd_config -cp etc/ssh/sshd_config "$SSHD_CONFIG" -# write the sshd_config -cat <> "$SSHD_CONFIG" -HostKey ${MONKEYSPHERE_SYSDATADIR}/ssh_host_rsa_key -AuthorizedKeysFile ${MONKEYSPHERE_SYSDATADIR}/authorized_keys/%u + +###################################################################### +### SERVER AUTHENTICATION SETUP + +# set up monkeysphere authentication +echo "##################################################" +echo "### setup monkeysphere authentication..." +cp "$TESTDIR"/etc/monkeysphere/monkeysphere-authentication.conf "$TEMPDIR"/ +cat <> "$TEMPDIR"/monkeysphere-authentication.conf +AUTHORIZED_USER_IDS="$MONKEYSPHERE_HOME/authorized_user_ids" EOF +monkeysphere-authentication setup +get_gpg_prng_arg >> "$MONKEYSPHERE_SYSDATADIR"/authentication/sphere/gpg.conf -# launch test sshd with the new host key. -echo "### starting sshd..." -socat EXEC:"/usr/sbin/sshd -f ${SSHD_CONFIG} -i -d -d -d -D -e" "UNIX-LISTEN:${SOCKET}" 2> "$TEMPDIR"/sshd.log & +# add admin as identity certifier for testhost +echo "##################################################" +echo "### adding admin as certifier..." +monkeysphere-authentication add-id-certifier -y "$TEMPDIR"/admin/.gnupg/pubkey.gpg -export SSHD_PID=$! +echo "##################################################" +echo "### list certifiers..." +monkeysphere-authentication list-certifiers -### TESTUSER TESTS +# FIXME: should we run "diagnostics" here to test setup? -# copy testuser home directory into temp dir -echo "### seting up testuser home..." -cp -r "$TESTDIR"/home/testuser "$TEMPDIR"/ +###################################################################### +### TESTUSER SETUP -# generate an auth subkey for the test user +# generate an auth subkey for the test user that expires in 2 days +echo "##################################################" echo "### generating key for testuser..." -MONKEYSPHERE_GNUPGHOME="$TEMPDIR"/testuser/.gnupg \ - monkeysphere gen-subkey --expire 0 +monkeysphere gen-subkey --expire 2 # add server key to testuser keychain +echo "##################################################" echo "### export server key to testuser..." -gpgadmin --armor --export "$HOSTKEYID" | \ - GNUPGHOME="$TEMPDIR"/testuser/.gnupg gpg --import - -# connect to test sshd, using monkeysphere to verify the identity -# before connection. -echo "### testuser connecting to sshd socket..." -PROXY_COMMAND="monkeysphere-ssh-proxycommand --no-connect %h && socat STDIO UNIX:${SOCKET}" -GNUPGHOME="$TEMPDIR"/testuser/.gnupg ssh -oProxyCommand="$PROXY_COMMAND" testhost - -# create a new client side key, certify it with the "CA", use it to -# log in. -## FIXME: implement! +gpgadmin --armor --export "$HOSTKEYID" | gpg --import + +# teach the "server" about the testuser's key +echo "##################################################" +echo "### export testuser key to server..." +gpg --export testuser | monkeysphere-authentication expert gpg-cmd --import + +# update authorized_keys for user +echo "##################################################" +echo "### update server authorized_keys file for this testuser..." +monkeysphere-authentication update-users $(whoami) +# FIXME: NOT FAILING PROPERLY FOR: +# ms: improper group or other writability on path '/tmp'. + + +###################################################################### +### TESTS + +# connect to test sshd, using monkeysphere ssh-proxycommand to verify +# the identity before connection. This should work in both directions! +echo "##################################################" +echo "### ssh connection test for success..." +ssh_test + +# remove the testuser's authorized_user_ids file, update, and make +# sure that the ssh authentication FAILS +echo "##################################################" +echo "### removing testuser authorized_user_ids and updating..." +mv "$TESTHOME"/.monkeysphere/authorized_user_ids{,.bak} +monkeysphere-authentication update-users $(whoami) +echo "##################################################" +echo "### ssh connection test for server authentication denial..." +ssh_test 255 +mv "$TESTHOME"/.monkeysphere/authorized_user_ids{.bak,} + +# put improper permissions on authorized_user_ids file, update, and +# make sure ssh authentication FAILS +echo "##################################################" +echo "### setting group writability on authorized_user_ids and updating..." +chmod g+w "$TESTHOME"/.monkeysphere/authorized_user_ids +monkeysphere-authentication update-users $(whoami) +echo "##################################################" +echo "### ssh connection test for server authentication denial..." +ssh_test 255 +chmod g-w "$TESTHOME"/.monkeysphere/authorized_user_ids +echo "##################################################" +echo "### setting other writability on authorized_user_ids and updating..." +chmod o+w "$TESTHOME"/.monkeysphere/authorized_user_ids +monkeysphere-authentication update-users $(whoami) +echo "##################################################" +echo "### ssh connection test for server authentication denial..." +ssh_test 255 +chmod o-w "$TESTHOME"/.monkeysphere/authorized_user_ids + +# FIXME: addtest: remove admin as id-certifier and check ssh failure + +# FIXME: addtest: add hostname on host key +# FIXME: addtest: revoke hostname on host key and check ssh failure + +# FIXME: addtest: revoke the host key and check ssh failure + + +###################################################################### + +trap - EXIT + +echo "##################################################" +echo " Monkeysphere basic tests completed successfully!" +echo "##################################################" + +cleanup